Communication

•  Jeweller communication technology : Proprietary wireless communication technology to transmit commands, alarms, and events.

Key features:

• Two-way communication.
• Advanced sabotage protection.
• Block encryption featuring a dynamic key.
• Instant notifications.
• Remote control and configuration in Ajax apps.

Frequency bands : 866.0 – 866.5 MHz / 868.0 – 868.6 MHz / 868.7 – 869.2 MHz / 905.0 – 926.5 MHz / 915.85 – 926.5 MHz / 921.0 – 922.0 MHz

• Maximum effective radiated power (ERP) : up to 20 mW / Automatic power control to reduce power consumption and radio interference.
• Radio signal modulation : GFSK
• Radio communication range : up to 1,700 mBetween the device and control and indicating equipment (CIE) or a range extender in an open space.
• Encrypted communication : All stored and transmitted data is protected by block encryption featuring a dynamic key.
• Frequency hopping : To prevent radio interference and jamming.

Alarm annunciation

• Alarm type : acoustic
• Sound volume : up to 100 dB at a distance of 1 m / Adjusted by a PRO or user with admin rights in an Ajax app.
• Sound pattern : 32 tones
• Sound synchronization : An audible alarm is automatically synchronized on all devices with a sounder connected to the same CIE.
• Alarm annunciation test : An audible alarm check to ensure the fire alarm is clearly audible on the premises.

Installation recommendations : Follow your local fire safety regulations when selecting the device's installation site. / The device is designed for outdoor and indoor use.

Sabotage protection

• Tamper button : Fault notification when an attempt is made to remove the device from the mounting panel.
•  Lock for SmartBracket : to secure the device on the SmartBracket mounting panel / When locked, the lock secures the device and prevents it from being removed without a special tool.
• Protection against spoofing : device authentication
• Connection loss detection : after 36 s / Detection time depends on Jeweller settings.

Power supply

• Battery : 4 × CR123A / Pre-installed.
• Tool-free battery replacement : To replace the batteries, turn the battery compartment cover counterclockwise.
• Reverse polarity protection : Prevents device damage if the batteries are put in incorrectly.
• Recommended battery type : Huiderui CR123A; 3 V; 1,600 mAh, LiMnO₂
• Calculated battery life : up to 5 years

Enclosure

• Dimensions : 145 × 145 × 51 mm
• Weight : 527 g
• Operating temperature range : from –10 °C to +60 °C
• Operating humidity : up to 80%
• Protection class : IP54
• Flammability rating : UL 94 V-0

• Color : Red
• Complete set : EN54 FireProtect (Sounder) Jeweller / 4 × CR123A battery (pre-installed) / SmartBracket mounting panel / Installation kit / Quick start guide
• Revision : 1